Skip to content
OpenAdvisories
High RHSA-2024:4419 5 CVEs

Red Hat Security Advisory: edk2 security update

Published Sep 23, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 9

ReleasePackageFixed in
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream edk2 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream edk2-aarch64 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream edk2-ovmf 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-aarch64 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-debugsource 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-ovmf 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-tools 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-tools-debuginfo 0:20221207gitfff6d81270b5-9.el9_2.3
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb edk2-tools-doc 0:20221207gitfff6d81270b5-9.el9_2.3

Vulnerabilities 5

  • High 8.3
    CVE-2023-45235

    Buffer Overflow in EDK II Network Package

    EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Con…

    TianoCore EDK2 edk2 edk2 Debian Ubuntu Azure Linux
  • Medium 6.5
    CVE-2023-45229

    Out-of-Bounds Read in EDK II Network Package

    EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing the IA_NA or IA_TA option in a DHCPv6 Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss…

    TianoCore EDK2 edk2 edk2 Debian Ubuntu Azure Linux
  • Medium 6.5
    CVE-2023-45231

    Out-of-Bounds Read in EDK II Network Package

    EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing  Neighbor Discovery Redirect message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

    TianoCore EDK2 edk2 edk2 Debian Ubuntu Azure Linux
  • Medium 5.8
    CVE-2023-45236

    Predictable TCP ISNs in EDK II Network Package

    EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

    TianoCore EDK2 edk2 edk2 Debian Ubuntu Azure Linux
  • Medium 5.3
    CVE-2023-45237

    Use of a Weak PseudoRandom Number Generator in EDK II Network Package

    EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

    TianoCore EDK2 edk2 edk2 Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2258677
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2258688
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2258700
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2258703
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2258706
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4419.json
  • report
    https://access.redhat.com/security/cve/CVE-2023-45229
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-45229
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-45229
  • article
    https://blog.quarkslab.com/pixiefail-nine-vulnerabilities-in-tianocores-edk-ii-ipv6-network-stack.html
  • article
    https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h
  • report
    https://access.redhat.com/security/cve/CVE-2023-45231
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-45231
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-45231
  • advisory
    https://github.com/advisories/GHSA-pr27-mhpp-2ccr
  • report
    https://access.redhat.com/security/cve/CVE-2023-45235
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-45235
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-45235
  • advisory
    https://github.com/advisories/GHSA-h9v6-q439-p7j2
  • report
    https://access.redhat.com/security/cve/CVE-2023-45236
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-45236
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-45236
  • advisory
    https://github.com/advisories/GHSA-fqc4-ffq5-4r98
  • report
    https://access.redhat.com/security/cve/CVE-2023-45237
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2023-45237
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2023-45237
  • advisory
    https://github.com/advisories/GHSA-fxqf-p2p3-gxvr